Professional-Grade Front Loader Gearbox — Trusted by Farmers Across Australia

Productive front-end loading starts with dependable power transmission. The Front Loader gearbox we manufacture is a precision instrument — not a commodity part. The front loader gearbox drives the hydraulic pump that powers the loader arms, bucket tilt, and auxiliary functions. Mounted on the tractor’s PTO output, it must deliver high hydraulic flow for fast cycle times while maintaining precise control for tasks like pallet handling.

From the hardened gear teeth to the heavy-duty shaft seals, every element is selected and assembled to deliver thousands of hours of trouble-free service. Australian farmers operating in dust, heat, mud, and moisture rely on this gearbox to perform consistently throughout the most demanding seasons.

Front Loader Agricultural Gearbox

🛠 Front Loader Gearbox Specifications at a Glance

Key performance data for our agricultural gearbox for front loader. Need different specs? We manufacture to your exact requirements.

Gear & Ratio Data
Mounting Configuration 4-bolt square Custom mounting plates available
Gear Surface Hardness HRC 60 – 63 Carburized + ground
ظرفیت روغن 2.4 litres Oversized sump available
نویز در فاصله ۱ متری ≤ 72 dB(A) Low-noise profiles optional
Primary Gear Type Spur Gears Custom tooth profiles on request
Power & Torque Ratings
Drain Plug Type Sight glass + drain combo Sampling port option
Available Gear Ratios 1:2 to 1:6 Non-standard ratios manufactured to order
محافظت در برابر اضافه بار Shear bolt Adjustable trip settings
Efficiency at Rated Load 97% Measured on dynamometer
روان کننده توصیه شده synthetic PAO 75W-90 Synthetic and bio-oil compatible
Construction & Materials
Input Shaft Diameter 40 mm Custom diameters
Module / Diametral Pitch M2.5 Finer/coarser modules available
وزن خالص 50 kg Varies by configuration
جهت چرخش استاندارد CCW (CW اختیاری) Reversible models
فاصله مرکز 80 mm Per gear ratio
Sealing, Lubrication & Environment
نوع شفت خروجی Hex output Custom output configurations
ظرفیت توان نامی 18 – 250 HP (13-186 kW) Higher ratings available
سرعت ورودی PTO ۵۴۰/۱۰۰۰ دور در دقیقه Economy PTO (750 RPM) option available
نوع آب‌بندی شفت Double-Lip Oil Seal Triple-lip and cassette options
Gear Core Hardness HRC 28 Tough shock-absorbing core

با ما تماس بگیرید تیم مهندسی for a detailed specification sheet tailored to your front loader model and front-end loading conditions.

✅ Our Front Loader Gearbox vs Budget Alternatives

Professional front-end loading operators know that gearbox quality directly impacts productivity. This comparison proves why our Front Loader gearbox is the professional choice:

Quality Metric Economy-Class Unit Our Professional Front Loader Gearbox
مشخصات بلبرینگ یاتاقان‌های شیار عمیق عمومی، بسته گریس پایه SKF/NSK equivalent class, matched bearing sets, factory pre-load adjustment
قطعات یدکی کاتالوگ قطعات موجود نیست Standardized parts across model range
Sealing System Standard O-ring seals, limited dust protection Double-lip VITON FKM seal + external labyrinth dust excluder
Housing Design Thin-wall grey iron, prone to cracking under shock ADI (Austempered Ductile Iron), 30% stronger than standard ductile at same weight
جنس و نحوه‌ی پرداخت چرخ‌دنده Cast steel, surface-hardened only, shallow case 18CrNiMo7-6 aerospace-grade steel, shot-peened root fillets for fatigue life
Noise & Vibration 85+ dB(A) — requires hearing protection Helical overlap ratio >1.5 eliminates single-tooth loading
راندمان عملیاتی ۸۲-۸۷۱TP3T — جریمه مصرف سوخت بالا 97%+ — superfinished gears reduce mesh friction to near-theoretical minimum

Every dollar spent on a premium gearbox returns multiple dollars in avoided repairs and preserved crop value. Request an ROI analysis for your operation.

Front Loader application

🔧 Power Pathway: How Your Front Loader Gearbox Works

ما Front Loader agricultural gearbox is a specialized power transmission unit for front-end loading:

▶ PTO Power Input
The input stage receives rotational energy via splined coupling at standard agricultural speeds. A hardened splined input shaft meshes with the PTO driveline, supported by spherical roller bearings rated for continuous heavy-duty front-end loading operation.
▶ Gear Reduction & Torque Multiplication
The heart of the gearbox is a matched set of spur gears, forged from Cr-Mo alloy steel. These gears reduce rotational speed from PTO RPM to the hydraulic pump drive’s working speed while proportionally multiplying torque. The front loader gearbox drives the hydraulic pump that powers the loader arms, bucket tilt, and auxiliary functions. Mounted on the tractor’s PTO output, it must deliver high hydraulic flow for fast cycle times while maintaining precise control for tasks like pallet handling. The gear mesh geometry is computer-optimized for even load distribution.
▶ Output to Hydraulic Pump Drive
The gearbox output shaft connects directly to the front loader’s hydraulic pump drive, delivering torque-multiplied power for productive front-end loading. The output coupling is machined to precise tolerances for responsive, zero-backlash power delivery.
▶ Lubrication & Protection
The spheroidal graphite iron housing acts as a heat sink with cooling fins for convective cooling. Internal splash lubrication with full-synthetic 75W-140 ensures all surfaces maintain a protective oil film. Ptfe Rotary Seals at each shaft opening block contaminants while retaining lubricant.

🔁 Direct Interchange — Front Loader Gearbox Compatibility

Product names below serve as a compatibility guide for replacement purposes. No endorsement or sponsorship by the listed brands is implied.

ما Front Loader agricultural gearbox is a verified drop-in replacement for these brands and models:

  • AGCO: Mk-I, C-665, Type 57B — ✅ dimensionally verified
  • Same: 248T, Model 7349, E-548 — ✅ dimensionally verified
  • Valtra: Series 272, Mk-III, E-337 — ✅ dimensionally verified
  • Fantini: Model 6223, Mk-IV, B-380 — ✅ dimensionally verified
  • Pöttinger: G8.1, Type 50G, Series 390 — ✅ dimensionally verified
  • Branson: 598T, Series 476, Type 82C — ✅ dimensionally verified

Rebuild Kits & Parts

⚙ Bearings
🔒 Seals
⚙ Gears
🔧 Shafts

🎯 Front Loader Gearbox Sizing Guide — Get the Right Fit First Time

Getting the right gearbox for your loader attachment requires confirming these seven parameters before you order. Our engineering team can help you through each step if needed.

1. Working Hours per Season
Estimate your annual operating hours for the front loader to determine appropriate service life rating.
Importance: High-hour operations justify premium bearing and gear specifications for lowest cost per hour.

2. Required hydraulic pump drive Speed
Refer to your front loader manufacturer’s manual for the recommended hydraulic pump drive operating speed.
Importance: Together with PTO speed, this defines the exact gear ratio your gearbox needs.

3. Power Requirement
Match the gearbox HP rating to your tractor’s PTO horsepower output and the front loader’s demand.
Importance: Under-rating leads to overheating and premature failure; over-rating adds unnecessary cost and weight.

4. Rotation Direction
Determine whether the hydraulic pump drive on your front loader requires clockwise or counter-clockwise output when viewed from the drive end.
Importance: Incorrect rotation direction will damage the implement or produce no useful work.

5. Operating Environment
Assess exposure to dust, moisture, chemicals, and temperature extremes in your typical front-end loading conditions.
Importance: Determines the appropriate seal grade, surface coating, and housing material specification.

6. Existing Gearbox Identification
Record the brand, model number, and any part numbers from the nameplate of the gearbox being replaced.
Importance: Speeds up the matching process and ensures dimensional compatibility with your loader attachment.

7. Torque Demand
Calculate the peak torque your front-end loading application generates — including shock loads from obstacles or material variations.
Importance: The gearbox must handle peak torque without activating overload protection during normal operation.

💡 نکته حرفه‌ای: Ordering tip: if replacing an existing gearbox, measure the input/output shaft diameters and mounting bolt pattern as a minimum. With these three dimensions, our team can match the correct unit from our catalogue or design a custom solution.

Agricultural Gearbox Collection

🔧 Technician’s Installation Manual — Front Loader Gearbox

Follow these instructions for a successful installation of your new Front Loader gearbox. Correct installation is critical for achieving maximum service life and warranty coverage.

Step 1: Prepare the Mounting Surface

Clean the mounting flange on the front loader frame with a wire brush and solvent, removing all old sealant, rust, and debris. Inspect the mounting surface for cracks, stripped threads, or warping. Chase any damaged bolt threads with a tap. Apply a thin film of anti-seize compound to the mounting face if specified.

Step 2: Drain & Document Old Gearbox

Locate the drain plug on the existing gearbox and position a catch container underneath. Remove the drain plug and allow all oil to drain completely — inspect the oil for metal particles or discolouration that may indicate internal wear. Record the old gearbox model number, mounting bolt size, and shaft dimensions for reference.

مرحله ۳: گیربکس جدید را در جای خود قرار داده و محکم کنید

Carefully lift the new Front Loader gearbox into position on the mounting flange, aligning all bolt holes. Insert mounting bolts hand-tight first, confirming proper alignment. Once all bolts are started, torque them in a star (cross) pattern to the value specified in the installation manual. Verify the gearbox sits flush against the frame with no gaps.

Step 4: Test Run & Break-In

تراکتور را روشن کنید و PTO را با دور موتور پایین (تقریباً ۳۰۰ دور در دقیقه) درگیر کنید. با دقت به هرگونه صدای سایش، ناله، تق تق یا کلیک گوش دهید. به مدت ۱۵ تا ۲۰ دقیقه با سرعت کم حرکت کنید و دمای محفظه گیربکس را با دست (با دقت) کنترل کنید. نشتی روغن را در تمام آب‌بندها و رابط نصب بررسی کنید. به تدریج سرعت را به حداکثر سرعت عملیاتی افزایش دهید.

Step 5: Remove Old Gearbox

خط انتقال قدرت PTO را از شفت ورودی گیربکس جدا کنید. وزن گیربکس را با جک کفی یا بالابر سقفی تحمل کنید (وزن معمول: ۱۵ تا ۷۰ کیلوگرم بسته به مدل). تمام پیچ‌های نصب را به صورت ضربدری باز کنید تا فشار ناشی از گیره به طور یکنواخت از بین برود. گیربکس قدیمی را با احتیاط پایین بیاورید و کنار بگذارید.

Step 6: Fill With Lubricant

پیچ پرکننده را بردارید و به آرامی روغن دنده توصیه شده را اضافه کنید تا به نشانگر سطح برسد. از درجه روان کننده مشخص شده در مستندات گیربکس (معمولاً SAE 80W-90 GL-5 یا معادل آن) استفاده کنید. پیچ پرکننده را سر جای خود قرار دهید و با دست سفت کنید، سپس با آچار محکم کنید. مطمئن شوید که درپوش هواکش تمیز و بدون مانع است.

Step 7: Connect PTO Driveline

خط انتقال نیرو PTO را با شفت ورودی گیربکس تراز کنید و یوک را روی خارها بلغزانید تا مکانیزم قفل درگیر شود. از تطابق تعداد خارها اطمینان حاصل کنید (۶ خار برای ۵۴۰ دور در دقیقه، ۲۱ خار برای ۱۰۰۰ دور در دقیقه). بررسی کنید که زوایای عملکرد خط انتقال نیرو از ۱۵ درجه تجاوز نکند - زوایای بیش از حد باعث خرابی زودرس مفصل U شکل و لرزش می‌شود.

⚠ مهم: Always consult the specific installation manual shipped with your Front Loader gearbox for model-specific torque values and procedures.

⚠ Fault Diagnosis Guide — Front Loader Gearbox

Use this diagnostic reference to identify and resolve common Front Loader gearbox issues in the field. Most problems can be diagnosed and addressed without removing the gearbox from the front loader.

⚠ گیربکس هنگام درگیر شدن PTO صدای تق‌تق فلزی تولید می‌کند

علت احتمالی: Overload protection mechanism is loose

اقدام توصیه شده: صدای تق تق مخصوصاً هنگام درگیر شدن PTO (اما نه در حین کار) معمولاً نشان دهنده‌ی ضربه به سیستم انتقال قدرت است - لوله تلسکوپی سیستم انتقال قدرت را از نظر فرسودگی بررسی کنید. اگر این صدا در حین کار رخ می‌دهد، ممکن است نشان دهنده‌ی لقی بیش از حد دنده در اثر فرسودگی داخلی باشد. اگر صدا پیشرونده است، گیربکس را بررسی کنید.

⚠ Excessive Vibration During Operation

علت احتمالی: Unbalanced hydraulic pump drive or damaged output coupling

اقدام توصیه شده: First check all mounting bolt torques — vibration frequently loosens fasteners, which then amplifies the vibration. Next, inspect the PTO driveline U-joints for wear or binding. Verify driveline angles are within specification. Finally, check the output coupling to the hydraulic pump drive for wear or damage.

⚠ مشکل در اتصال سیستم انتقال قدرت PTO به گیربکس

علت احتمالی: Incorrect spline count (540 vs 1000 RPM mismatch)

اقدام توصیه شده: خارهای شفت ورودی را با یک برس سیمی تمیز کنید و یک لایه نازک از ضد گیرپاژ بمالید. در حالی که خارها را فشار می‌دهید، شفت PTO را به آرامی بچرخانید تا خارها تراز شوند. اگر خارها درگیر نمی‌شوند، بررسی کنید که تعداد خارها با استاندارد PTO شما مطابقت داشته باشد - ۶ خار برای ۵۴۰ دور در دقیقه، ۲۱ خار برای ۱۰۰۰ دور در دقیقه.

⚠ شفت خروجی در حالی که ورودی می‌چرخد، از چرخش باز می‌ایستد

علت احتمالی: Internal shaft fracture

اقدام توصیه شده: ابتدا دستگاه محافظت در برابر اضافه بار را بررسی کنید - اگر گیربکس اخیراً تحت بار اضافی ناگهانی قرار گرفته باشد، این محتمل‌ترین علت است. پیچ برشی را تعویض کنید یا کلاچ لغزشی را طبق دستورالعمل تنظیم مجدد کنید. اگر محافظت در برابر اضافه بار سالم است، گیربکس آسیب داخلی دیده و نیاز به سرویس حرفه‌ای دارد.

⚠ نشت روغن از آب‌بندهای شفت

علت احتمالی: Scored or corroded shaft surface under seal lip

اقدام توصیه شده: ابتدا، سطح روغن را بررسی و اصلاح کنید - سرریز بیش از حد، یک علت شایع نشتی آب‌بند است. درپوش هواکش را تمیز یا تعویض کنید. اگر سطح روغن صحیح و هواکش تمیز باشد، آب‌بند فرسوده شده و باید با استفاده از کیت آب‌بند ما تعویض شود.

اگر با اقدامات بالا مشکل حل نشد، با تیم پشتیبانی فنی ما تماس بگیرید برای تشخیص تخصصی. ما می‌توانیم عیب‌یابی از راه دور را ترتیب دهیم یا یک واحد جایگزین را برای شرایط بحرانی خرابی اعزام کنیم.

📍 Real-World Performance — Front Loader Gearbox Across Australia

Our agricultural gearboxes are field-proven across every Australian state and territory. Below are documented case studies from recent Front Loader gearbox installations.

📍 Case #1: Wagga Wagga, NSW

مشتری: Peter Henderson — family-run farming operation
مکان: Wagga Wagga, NSW
اندازه مزرعه: 6000 acres
کاربرد: Front Loader gearbox for front loader — front-end loading
دلیل خرید: جایگزینی پیشگیرانه برنامه‌ریزی‌شده به عنوان بخشی از برنامه نگهداری سالانه

“We replaced the original gearbox after it started leaking at 1007 hours. The new unit from MowerGearbox has now done 2059 hours without a single issue. The difference in build quality is obvious just from the weight and finish.”
Peter Henderson, Wagga Wagga, NSW

Ken Yates — Mildura, VIC

عملیات: commercial front-end loading contractor | اندازه: 1500 acres | استفاده: Front Loader gearbox for front-end loading

دلیل خرید: Retrofit older model front loader with improved gearbox for extended service life

“Installed as a replacement for a gearbox that catastrophically failed mid-season. The MowerGearbox unit was delivered within 4 days and fitted perfectly. We finished the season without further issues. Very impressed.”

📍 Warwick, QLD grain and livestock property — 1000 acres

مشتری: Paul Hutchinson | کاربرد: Front Loader gearbox — front-end loading

هدف: Fleet standardisation — transitioning all front loader equipment to a single gearbox supplier

“Our front loader contractor business depends on zero downtime during the season. These gearboxes have given us that reliability. In 2 years of use across 4 machines, we have had exactly zero gearbox-related breakdowns.”

📍 Case #4: Devonport, TAS

مشتری: Michael O’Brien — large-scale pastoral property
مکان: Devonport, TAS
اندازه مزرعه: 450 acres
کاربرد: Front Loader gearbox for front loader — front-end loading
دلیل خرید: تعویض اضطراری در اواسط فصل پس از خرابی فاجعه‌بار گیربکس اصلی

“We stress-test our equipment in ways that would void most warranties. This gearbox has handled everything we’ve thrown at it — corrosive chemical exposure — without complaint.”
Michael O’Brien, Devonport, TAS

Howard Atkins — Tamworth, NSW

عملیات: specialist front loader operator | اندازه: 300 acres | استفاده: Front Loader gearbox for front-end loading

دلیل خرید: New equipment build — specifying aftermarket gearbox as OEM improvement

“What convinced me was the comprehensive warranty. No exclusions, no small print. When I had a question about an unusual noise (turned out to be a driveline issue, not the gearbox), they diagnosed it over the phone at no charge.”

💬 Common Questions About Our Front Loader Gearbox

🔹 چه گزینه‌های پرداخت و سفارش را ارائه می‌دهید؟

ما حواله بانکی، کارت اعتباری و سفارش خرید از حساب‌های موجود را می‌پذیریم. برای سفارش‌های بزرگ، شرایط پرداخت 30 روزه را با توجه به تأیید اعتبار ارائه می‌دهیم. سفارش‌ها را می‌توان از طریق وب‌سایت ما، ایمیل یا تلفن ثبت کرد. پیش‌فاکتور برای هماهنگی‌های پیش‌پرداخت در دسترس است.

🔹 آیا می‌توان گیربکس را در محل سرویس یا بازسازی کرد؟

سرویس‌های روتین (تعویض روغن، تعویض آب‌بند، بازرسی یاتاقان) را می‌توان در محل و با ابزارهای استاندارد انجام داد. برای بازسازی‌های اساسی، ما کیت‌های تعمیرات اساسی کامل شامل تمام یاتاقان‌ها، آب‌بندها و واشرها را ارائه می‌دهیم. دفترچه‌های راهنمای دقیق سرویس و راهنماهای ویدیویی برای دانلود از پورتال پشتیبانی ما در دسترس هستند.

🔹 چه مدارکی همراه با گیربکس ارسال می‌شود؟

هر گیربکس به همراه موارد زیر ارائه می‌شود: دفترچه راهنمای نصب با مشخصات گشتاور، برنامه روغن‌کاری و نگهداری، نمودار قطعات با شماره قطعات جداگانه، کارت ثبت گارانتی و گواهی بازرسی کیفیت با شماره سریال دستگاه و نتایج آزمایش.

🔹 How does your gearbox compare to the original OEM unit?

Our gearbox matches or exceeds OEM specifications across all measurable parameters. Key improvements include upgraded bearing classes, superior seal materials, enhanced heat dissipation, and the option for custom gear ratios that OEM catalogues do not offer. The result is a drop-in replacement that typically outlasts the original.

🔹 برای قیمت‌گذاری حجمی، حداقل سفارش مورد نیاز چقدر است؟

We offer tiered pricing starting from single-unit purchases, with meaningful discounts beginning at 5+ units. Dealer and OEM pricing structures are available for agricultural equipment retailers and front loader manufacturers. Contact our sales team for a formal quotation tailored to your volume requirements.

🔹 بسته‌بندی گیربکس برای ارسال چگونه است؟

هر گیربکس از روغن حمل و نقل تخلیه شده، در فیلم VCI (مهارکننده خوردگی بخار) پیچیده شده و در یک جعبه تخته سه لا محکم که برای حمل و نقل بین المللی طراحی شده است، قرار می‌گیرد. این بسته بندی در برابر رطوبت، ضربه و خوردگی در حین حمل و نقل محافظت می‌کند - حتی برای حمل و نقل به مناطق دورافتاده استرالیا از طریق حمل و نقل جاده‌ای.

🔹 Will this gearbox fit older-model front loader equipment?

We maintain compatibility databases covering front loader models from the past 25+ years. Most older models can be directly fitted with our current gearbox range. For discontinued or rare models, send us the mounting dimensions and shaft specifications, and we will confirm fitment or design a custom adapter.

🔹 What is the expected lifespan under continuous front-end loading operation?

Our Front Loader gearbox is rated for 3,000 to 5,000+ operating hours with proper maintenance. Many customers in intensive Australian operations report achieving 5,000+ hours before requiring any internal service. Key factors affecting lifespan include oil change frequency, operating load, and environmental conditions.

🔹 What gear ratios are available for the front loader gearbox?

We offer a comprehensive range of ratios from 1:1 through 1:6 to match virtually any front loader configuration. Standard catalogue ratios ship within days; custom ratios can be manufactured within 2-3 weeks. Our engineers will recommend the optimal ratio based on your tractor PTO speed and front-end loading requirements.

🔹 Can the output shaft be customized for my specific front loader?

Absolutely. We manufacture gearboxes with keyed, splined, flanged, hex, and hollow-bore output shaft configurations. If your front loader requires a non-standard output size, spline count, or connection type, our engineering team will design and machine it to your exact specifications at no additional lead time for common modifications.

⚙ Build a Reliable Front-End Loading Powertrain

Maximize your front-end loading equipment reliability with these complementary products designed to work with our Front Loader gearbox.

PTO Shaft

PTO Shaft Range

Constant-velocity PTO shafts for high-angle front-end loading installations. Overload protection included. Matching splines for direct connection to our gearbox range.

View Range →

Gearbox Range

Gearbox Catalogue

Looking for gearboxes for other farm implements? Our product line spans tillage, harvesting, baling, spraying, and specialty applications.

Browse All →

⚖ Australian Standards & Front Loader Gearbox Compliance

Understanding the regulatory landscape helps ensure your front-end loading equipment meets all legal requirements. Our Front Loader gearboxes are designed with these standards in mind:

Industry & Safety Standards

AS 1636 — Agricultural Machinery Safety: Our gearboxes meet design requirements for agricultural machinery components, including rotating part guarding interfaces.

AGMA 2001 — Gear Tooth Rating: Gear designs validated against AGMA standards for bending strength and pitting resistance.

ISO 12100 — Safety of Machinery: Gearbox design follows the general principles of risk assessment and risk reduction for front-end loading equipment.

State Legislation

New South Wales (Work Health and Safety Regulation 2017) — requires documented maintenance records for all power-driven front loader machinery.

Northern Territory (WHS (National Uniform Legislation) Regulations 2011) — applies federal standards to front-end loading operations territory-wide.

Tasmania (WHS Regulations 2012) — mandates operator training for all PTO-driven front loader equipment.

Nationwide Delivery — From Metro to Remote

We deliver Front Loader agricultural gearboxes to every state and territory in Australia. Our logistics network covers major farming regions including the Wimmera, the Mallee, and Goulburn Valley, the North West Slopes, Hunter Valley, and Central West NSW, and the Atherton Tablelands, the Burdekin, and Mackay-Whitsunday. Whether you operate in a metropolitan fringe area or a remote pastoral station, we ship directly to your property with full tracking and delivery confirmation.

🚨 Let’s Find Your Perfect Front Loader Gearbox

Agricultural Gearbox Factory

Manufacturing Excellence — over two decades of Experience

We are a professional manufacturer of agricultural gearboxes and PTO drive systems. Our facility features:

  • Dedicated R&D team for custom and prototype gearbox development
  • Automated heat treatment with atmosphere-controlled furnaces
  • Automated gear hobbing, shaping, and grinding centres
  • Surface finishing: shot peening, superfinishing, and precision lapping
  • ISO 9001:2015 certified quality management with full batch traceability

Custom & Non-Standard Manufacturing

Our capabilities extend well beyond standard catalogue products. We design and build custom gear drives for front loader OEMs, implement manufacturers, and agricultural engineers who need precise mechanical solutions that off-the-shelf products cannot deliver.

Send us your drawings, samples, or specifications — and receive a quotation within 24 hours.

🏭 Learn About Our Company →

Your trusted partner for agricultural gearbox solutions — standard and custom — across Australia and worldwide.